<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Max - Min</title>
  <style type="text/css">
    .base {
      margin: 10px;
      background-color: #13c2c2;
    }
    .base1 {
      max-width: 10px;
      width: 100px;
      height: 100px;
    }
    .base2 {
      min-width: 200px;
      max-width: 100px;
      height: 100px;
    }
    .base3 {
      width: 100px;
      min-height: 100px;
      transition: min-height .3s;
    }
    .base:hover {
      min-height: 600px;
    }
  </style>
</head>
<body>
  <div class="base base1"></div>
  <div class="base base2"></div>
  <div class="base base3"></div>
</body>
</html>